From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-yw1-f202.google.com (mail-yw1-f202.google.com [209.85.128.202]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 13064148827 for ; Wed, 25 Sep 2024 03:11:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727233910; cv=none; b=I/3zZHlpqNRDdOv7NjJVX/KxR1hZIJLfiS2tVSUNdiwiPsKirhRQR0MC6Ev4/ubLizSgQOJgHMfTahut3OjfN2bHzkFixIzVjF3v3hP9A4uKg22ZTsUtY+8H9HvjgXV3urlvI7+ZGPTJKXRRnwfyAKBKy/nc3yPk96haj+ayzWY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727233910; c=relaxed/simple; bh=6SXjbPDMBLQ17ZCQedCMJcAnEDtHfWhO7mlHfWa3HHk=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=jfScQk0ddkjqI7jGYmA/DkbGtsjlNwNJPcxHgj/PujQRTf72c36ATK6juM4Vfz0KtWEoctHo7AyVcXZ+X/EtgCsotA6XtHyyCndgR12+MgLi3sAW3F0NJFSxaUTiyvUfaTBS38k3xezmuQLv19B5YXEprMGAj1A0900Mzgi6Bj4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--amitsd.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=vTw7Dm4E; arc=none smtp.client-ip=209.85.128.202 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--amitsd.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="vTw7Dm4E" Received: by mail-yw1-f202.google.com with SMTP id 00721157ae682-6e20e22243dso24727767b3.1 for ; Tue, 24 Sep 2024 20:11:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1727233908; x=1727838708; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=CIaqBU+1cIYAdl+HeMBYFH6c8IExKzNkfoZSlBkERsY=; b=vTw7Dm4EpPMoWMIqAGVNfiTBCtTKvUrk/oex/+vxJJ+YH7sT3W04OwRrv+1UR1kNQe 4F9fOuV1T221rNfun8G1NFzz6P6kDn451UMk4/KwvaHodxnc7VDcWQ4VIozCkBBrPTv6 eq9rMEL09kRxAS/nIqBh1G/8liZL5kc5cygF1p0Fwuy3Pl2sGlBt3lEMdkYD5nCII6vN TYVvbwOq6KMyxpRiHm65Y4ysPue+bef73jl0MZsF1ruRdole/d6kYclv6k8DdadoeRXi DuI1uDXNn/rfaN0U/hI6++axQRarUfEq3465pHKsO8ZaO0Y8p8czff/TwX8DsgaCH89E IzFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727233908; x=1727838708; h=cc:to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=CIaqBU+1cIYAdl+HeMBYFH6c8IExKzNkfoZSlBkERsY=; b=EhfI2TczdSnmKwIAtpO4oRr4vggJLQA73CB8MjlGjHlO7xEeC8/ljm7nmnPZd9jtcv Nm3/oMZQDi5Hk9TjUx81W2gjsQFJr4OUdVv7RODR9AhGcrSXk9Lp/HQBqu5zJjfpEzcd 51rbJYN+PpagCaADFtnk4KQCWeY9ya4H1fCmlyS8i2Q5xAC+FfQ6Taz17VhLNeDZn9Vg BznwvCSoEPYGJINOxEl66oPNbHIraMaiLxBp0egs70K+YAr0V8xNZKl2eXVBNFWgnvO3 LwSzn//kc5JVDNK3D7OUnaSu5C4R8A6RKaEIerEXSlZ6LGQm6KBiWIOsbbZeFaeiLej7 j8tA== X-Forwarded-Encrypted: i=1; AJvYcCUAZHAqN1taI3QG8DAckEYVEeEAj+6jvO01B17rJ6WFfv3rAco4Q9pXlGJIXESGDXBprFP4jD8Uwot7@vger.kernel.org X-Gm-Message-State: AOJu0YwYjOinElRDuNkyn7a8thhD81twWVtScvxJdEetKjPVn45VkyRG Sb+jeF1vjsOT+V3Bwoa+XE3zElCCNN0Ard92dGsUBSZQQOLBF2zgHUyxK76PYQxSHXmBDPVKQ48 v6g== X-Google-Smtp-Source: AGHT+IHl/uVndGMvWDuN0UxdXNtntla8OyBDRyA3z77BNJF9H//leo71EAwHv0ZZX+CgaxioWuNDifvd+uY= X-Received: from amitsd-gti.c.googlers.com ([fda3:e722:ac3:cc00:20:ed76:c0a8:827]) (user=amitsd job=sendgmr) by 2002:a05:690c:4342:b0:6e2:1713:bdb5 with SMTP id 00721157ae682-6e21da7974amr39657b3.5.1727233907980; Tue, 24 Sep 2024 20:11:47 -0700 (PDT) Date: Tue, 24 Sep 2024 20:11:29 -0700 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.46.0.792.g87dc391469-goog Message-ID: <20240925031135.1101048-1-amitsd@google.com> Subject: [RFC v4 0/2] Add support for time DT property in TCPM From: Amit Sunil Dhamne To: gregkh@linuxfoundation.org, robh@kernel.org, dmitry.baryshkov@linaro.org, heikki.krogerus@linux.intel.com Cc: badhri@google.com, kyletso@google.com, rdbabiera@google.com, linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org, devicetree@vger.kernel.org, Amit Sunil Dhamne Content-Type: text/plain; charset="UTF-8" USB PD specification defines a bunch of timers that can have a range of acceptable values instead of specific values. These values have to be tuned based on the platform. However, TCPM currently sets them to a default value without providing a mechanism to set platform specific values. This patchset adds new DT properties per timer to allow users to define platform specific values. Changes compared to v3: - nit: removed an extra newline that got added in tcpm_register_port() Changes compared to v2: - Added min, max & default values to DT property in Documentation. - Changed return type of tcpm_fw_get_timings to void instead of int. Changes compared to v1: - Defined new properties per timer that we are interested in rather than defining a single pd-timers u32 array property. - Better description of the timer properties. - Since subject has changed, adding link for previous patchset for posterity: https://lore.kernel.org/all/20240911000715.554184-1-amitsd@google.com/ Amit Sunil Dhamne (2): dt-bindings: connector: Add properties to define time values usb: typec: tcpm: Add support for parsing time dt properties .../bindings/connector/usb-connector.yaml | 35 ++++++++- drivers/usb/typec/tcpm/tcpm.c | 73 +++++++++++++++---- 2 files changed, 91 insertions(+), 17 deletions(-) base-commit: 68d4209158f43a558c5553ea95ab0c8975eab18c -- 2.46.0.792.g87dc391469-goog